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Finding the Fourth Proportional to 35,903.45, 53,855.09 and 9,608.19

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Solution

The fourth proportional to 35,903.45, 53,855.09 and 9,608.19 is: 14,412.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,903.45 : 53,855.09 = 9,608.19 : x
  2. Step 2: Convert to fraction form
    35,903.45/53,855.09 = 9,608.19/x
  3. Step 3: Cross multiply
    35,903.45x = 53,855.09 × 9,608.19
  4. Step 4: Simplify right side
    35,903.45x = 517,449,925.18
  5. Step 5: Solve for x
    x = 517,449,925.18/35,903.45
  6. Step 6: Final answer
    x = 14,412.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.